#523F0B#523F0B

#523F0B is a dark, moderate orange. Relative luminance 0.054; OKLCH L 37.8% C 0.071 H 87.2°. Best body text is #FFFFFF at 10.12:1 contrast (WCAG AA passes).

Color values

HEX	#523F0B
RGB	rgb(82, 63, 11)
HSL	hsl(44, 76%, 18%)
HSV	hsv(44, 87%, 32%)
CMYK	cmyk(0%, 23.2%, 86.6%, 67.8%)
CIE-LAB	lab(27.77, 2.56, 32.58)
CIE-LCH	lch(27.77, 32.68, 85.51°)
OKLab	oklab(37.83% 0.0035 0.0707)
OKLCH	oklch(37.83% 0.071 87.2)
XYZ	xyz(5.3179, 5.3734, 1.0736)
Luminance	0.0537 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#523F0B #0B1E52

analogous

#521B0B #523F0B #41520B

triadic

#523F0B #0B523F #3F0B52

tetradic

#523F0B #0B521B #0B1E52 #520B41

square

#523F0B #0B521B #0B1E52 #520B41

split-complementary

#523F0B #0B4152 #1B0B52

monochromatic

#1B1504 #1C1604 #523F0B #886812 #BE9219

Accessibility & contrast

On white

10.12

#523F0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#523F0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #523F0B

10.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##523F0B	#FFFFFF	#000000	##FFFFFF
##523F0B	1.00	10.12	2.07	10.12
#FFFFFF	10.12	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#483F03

Deuteranopia (green-blind)

#4C440E

Tritanopia (blue-blind)

#5A3835

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #523f0b;
/* rgb */ color: rgb(82, 63, 11);
/* oklch */ color: oklch(37.8% 0.071 87.2);

Tailwind

colors: {
  custom: {
    50: '#86734f',
    500: '#523f0b',
    950: '#000000',
  },
}

SCSS

$custom: #523f0b;
$custom-light: #86734f;
$custom-dark: #000000;

JSON

{
  "hex": "#523f0b",
  "rgb": {
    "r": 82,
    "g": 63,
    "b": 11
  },
  "hsl": {
    "h": 43.944,
    "s": 76.344,
    "l": 18.235
  },
  "oklch": {
    "l": 0.37831,
    "c": 0.0708,
    "h": 87.2
  },
  "luminance": 0.05373
}

Semantic roles & 50–950 ramp

primary

#523F0B

secondary

#2B458E

accent

#68F335

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0802

muted

#7D7B78

Preview Lab

Preview with #523F0B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →